Werthmann, Christian <br/><br/>
Green roof:   a case study / 
Christian Werthman. 
 - New York:  Princeton Architectural Press,  2007. 
 - 159 p.  : ill. (some col.), col. map 
<br/><br/> "Michael Van Valkenburgh Associates' design for the headquarters of the American Society of Landscape Architects." 
<br/><br/><label>ISBN: </label>9781568986852 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LA<br/>Green roofs (Gardening)
<br/><br/><label>Dewey Class. No.: </label>635.9671  / WER-G